Lovers of operetta music by the likes of Johann Strauss, Franz Lehar, Sigmund Romberg and other light opera composers won’t want to miss Light Opera Works’ upcoming revue, Operetta’s Greatest Hits. So pop open the champagne, don your masquerade masks and enjoy the numerous trills on display by an ensemble featuring Alicia Berneche, Natalie Ford, Matthew Giebel, James Rank, Colette Todd and George Andrew Wolff. Light Opera Works’ Operetta’s Greatest Hits plays Oct. 5-13 at Nichols Concert Hall at the Music Institute of Chicago, 1490 Chicago Ave., Evanston. Performances are at 8 p.m. Fridays, 2 and 8 p.m. Saturdays, 2 p.m. Sundays and Oct. 10. Tickets are $30-$60 and half-off for audience members under the age of 21; call 847-920-5360 or visit www.lightoperaworks.com. Photo of Ford by Rich Foreman